# -*- coding: utf-8 -*-

# PLEASE DO NOT EDIT THIS FILE, IT IS GENERATED AND WILL BE OVERWRITTEN:

# https://github.com/ccxt/ccxt/blob/master/CONTRIBUTING.md#how-to-contribute-code

from ccxt.async_support.base.exchange import Exchange

# -----------------------------------------------------------------------------

try:

basestring # Python 3

except NameError:

basestring = str # Python 2

import json

from ccxt.base.errors import ExchangeError

from ccxt.base.errors import AuthenticationError

from ccxt.base.errors import DDoSProtection

class coinbase (Exchange):

def describe(self):

return self.deep_extend(super(coinbase, self).describe(), {

'id': 'coinbase',

'name': 'coinbase',

'countries': ['US'],

'rateLimit': 400, # 10k calls per hour

'version': 'v2',

'userAgent': self.userAgents['chrome'],

'headers': {

'CB-VERSION': '2018-05-30',

},

'has': {

'CORS': True,

'cancelOrder': False,

'createDepositAddress': False,

'createOrder': False,

'deposit': False,

'fetchBalance': True,

'fetchClosedOrders': False,

'fetchCurrencies': True,

'fetchDepositAddress': False,

'fetchMarkets': False,

'fetchMyTrades': False,

'fetchOHLCV': False,

'fetchOpenOrders': False,

'fetchOrder': False,

'fetchOrderBook': False,

'fetchOrders': False,

'fetchTicker': True,

'fetchTickers': False,

'fetchBidsAsks': False,

'fetchTrades': False,

'withdraw': False,

'fetchTransactions': False,

'fetchDeposits': False,

'fetchWithdrawals': False,

},

'urls': {

'logo': 'https://user-images.githubusercontent.com/1294454/40811661-b6eceae2-653a-11e8-829e-10bfadb078cf.jpg',

'api': 'https://api.coinbase.com',

'www': 'https://www.coinbase.com',

'doc': 'https://developers.coinbase.com/api/v2',

'fees': 'https://support.coinbase.com/customer/portal/articles/2109597-buy-sell-bank-transfer-fees',

'referral': 'https://www.coinbase.com/join/58cbe25a355148797479dbd2',

},

'requiredCredentials': {

'apiKey': True,

'secret': True,

},

'api': {

'public': {

'get': [

'currencies',

'time',

'exchange-rates',

'users/{user_id}',

'prices/{symbol}/buy',

'prices/{symbol}/sell',

'prices/{symbol}/spot',

],

},

'private': {

'get': [

'accounts',

'accounts/{account_id}',

'accounts/{account_id}/addresses',

'accounts/{account_id}/addresses/{address_id}',

'accounts/{account_id}/addresses/{address_id}/transactions',

'accounts/{account_id}/transactions',

'accounts/{account_id}/transactions/{transaction_id}',

'accounts/{account_id}/buys',

'accounts/{account_id}/buys/{buy_id}',

'accounts/{account_id}/sells',

'accounts/{account_id}/sells/{sell_id}',

'accounts/{account_id}/deposits',

'accounts/{account_id}/deposits/{deposit_id}',

'accounts/{account_id}/withdrawals',

'accounts/{account_id}/withdrawals/{withdrawal_id}',

'payment-methods',

'payment-methods/{payment_method_id}',

'user',

'user/auth',

],

'post': [

'accounts',

'accounts/{account_id}/primary',

'accounts/{account_id}/addresses',

'accounts/{account_id}/transactions',

'accounts/{account_id}/transactions/{transaction_id}/complete',

'accounts/{account_id}/transactions/{transaction_id}/resend',

'accounts/{account_id}/buys',

'accounts/{account_id}/buys/{buy_id}/commit',

'accounts/{account_id}/sells',

'accounts/{account_id}/sells/{sell_id}/commit',

'accounts/{account_id}/deposists',

'accounts/{account_id}/deposists/{deposit_id}/commit',

'accounts/{account_id}/withdrawals',

'accounts/{account_id}/withdrawals/{withdrawal_id}/commit',

],

'put': [

'accounts/{account_id}',

'user',

],

'delete': [

'accounts/{id}',

'accounts/{account_id}/transactions/{transaction_id}',

],

},

},

'exceptions': {

'two_factor_required': AuthenticationError, # 402 When sending money over 2fa limit

'param_required': ExchangeError, # 400 Missing parameter

'validation_error': ExchangeError, # 400 Unable to validate POST/PUT

'invalid_request': ExchangeError, # 400 Invalid request

'personal_details_required': AuthenticationError, # 400 User’s personal detail required to complete self request

'identity_verification_required': AuthenticationError, # 400 Identity verification is required to complete self request

'jumio_verification_required': AuthenticationError, # 400 Document verification is required to complete self request

'jumio_face_match_verification_required': AuthenticationError, # 400 Document verification including face match is required to complete self request

'unverified_email': AuthenticationError, # 400 User has not verified their email

'authentication_error': AuthenticationError, # 401 Invalid auth(generic)

'invalid_token': AuthenticationError, # 401 Invalid Oauth token

'revoked_token': AuthenticationError, # 401 Revoked Oauth token

'expired_token': AuthenticationError, # 401 Expired Oauth token

'invalid_scope': AuthenticationError, # 403 User hasn’t authenticated necessary scope

'not_found': ExchangeError, # 404 Resource not found

'rate_limit_exceeded': DDoSProtection, # 429 Rate limit exceeded

'internal_server_error': ExchangeError, # 500 Internal server error

},

'markets': {

'BTC/USD': {'id': 'btc-usd', 'symbol': 'BTC/USD', 'base': 'BTC', 'quote': 'USD'},

'LTC/USD': {'id': 'ltc-usd', 'symbol': 'LTC/USD', 'base': 'LTC', 'quote': 'USD'},

'ETH/USD': {'id': 'eth-usd', 'symbol': 'ETH/USD', 'base': 'ETH', 'quote': 'USD'},

'BCH/USD': {'id': 'bch-usd', 'symbol': 'BCH/USD', 'base': 'BCH', 'quote': 'USD'},

},

'options': {

'accounts': [

'wallet',

'fiat',

# 'vault',

],

},

})

async def fetch_time(self):

response = await self.publicGetTime()

data = response['data']

return self.parse8601(data['iso'])

async def fetch_currencies(self, params={}):

response = await self.publicGetCurrencies(params)

currencies = response['data']

result = {}

for c in range(0, len(currencies)):

currency = currencies[c]

id = currency['id']

name = currency['name']

code = self.common_currency_code(id)

minimum = self.safe_float(currency, 'min_size')

result[code] = {

'id': id,

'code': code,

'info': currency, # the original payload

'name': name,

'active': True,

'fee': None,

'precision': None,

'limits': {

'amount': {

'min': minimum,

'max': None,

},

'price': {

'min': None,

'max': None,

},

'cost': {

'min': None,

'max': None,

},

'withdraw': {

'min': None,

'max': None,

},

},

}

return result

async def fetch_ticker(self, symbol, params={}):

await self.load_markets()

timestamp = self.seconds()

market = self.market(symbol)

request = self.extend({

'symbol': market['id'],

}, params)

buy = await self.publicGetPricesSymbolBuy(request)

sell = await self.publicGetPricesSymbolSell(request)

spot = await self.publicGetPricesSymbolSpot(request)

ask = self.safe_float(buy['data'], 'amount')

bid = self.safe_float(sell['data'], 'amount')

last = self.safe_float(spot['data'], 'amount')

return {

'symbol': symbol,

'timestamp': timestamp,

'datetime': self.iso8601(timestamp),

'bid': bid,

'ask': ask,

'last': last,

'high': None,

'low': None,

'bidVolume': None,

'askVolume': None,

'vwap': None,

'open': None,

'close': None,

'previousClose': None,

'change': None,

'percentage': None,

'average': None,

'baseVolume': None,

'quoteVolume': None,

'info': {

'buy': buy,

'sell': sell,

'spot': spot,

},

}

async def fetch_balance(self, params={}):

response = await self.privateGetAccounts()

balances = response['data']

accounts = self.safe_value(params, 'type', self.options['accounts'])

result = {'info': response}

for b in range(0, len(balances)):

balance = balances[b]

if self.in_array(balance['type'], accounts):

currencyId = balance['balance']['currency']

code = currencyId

if currencyId in self.currencies_by_id:

code = self.currencies_by_id[currencyId]['code']

total = self.safe_float(balance['balance'], 'amount')

free = total

used = None

if code in result:

result[code]['free'] += total

result[code]['total'] += total

else:

account = {

'free': free,

'used': used,

'total': total,

}

result[code] = account

return self.parse_balance(result)

def sign(self, path, api='public', method='GET', params={}, headers=None, body=None):

request = '/' + self.implode_params(path, params)

query = self.omit(params, self.extract_params(path))

if method == 'GET':

if query:

request += '?' + self.urlencode(query)

url = self.urls['api'] + '/' + self.version + request

if api == 'private':

self.check_required_credentials()

nonce = str(self.nonce())

payload = ''

if method != 'GET':

if query:

body = self.json(query)

payload = body

what = nonce + method + '/' + self.version + request + payload

signature = self.hmac(self.encode(what), self.encode(self.secret))

headers = {

'CB-ACCESS-KEY': self.apiKey,

'CB-ACCESS-SIGN': signature,

'CB-ACCESS-TIMESTAMP': nonce,

'Content-Type': 'application/json',

}

return {'url': url, 'method': method, 'body': body, 'headers': headers}

def handle_errors(self, code, reason, url, method, headers, body):

if not isinstance(body, basestring):

return # fallback to default error handler

if len(body) < 2:

return # fallback to default error handler

if (body[0] == '{') or (body[0] == '['):

response = json.loads(body)

feedback = self.id + ' ' + body

#

# {"error": "invalid_request", "error_description": "The request is missing a required parameter, includes an unsupported parameter value, or is otherwise malformed."}

#

# or

#

# {

# "errors": [

# {

# "id": "not_found",

# "message": "Not found"

# }

# ]

# }

#

exceptions = self.exceptions

errorCode = self.safe_string(response, 'error')

if errorCode is not None:

if errorCode in exceptions:

raise exceptions[errorCode](feedback)

else:

raise ExchangeError(feedback)

errors = self.safe_value(response, 'errors')

if errors is not None:

if isinstance(errors, list):

numErrors = len(errors)

if numErrors > 0:

errorCode = self.safe_string(errors[0], 'id')

if errorCode is not None:

if errorCode in exceptions:

raise exceptions[errorCode](feedback)

else:

raise ExchangeError(feedback)

data = self.safe_value(response, 'data')

if data is None:

raise ExchangeError(self.id + ' failed due to a malformed response ' + self.json(response))